---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-39059 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 UTC 2026 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 Stepping: 0 BogoMIPS: 5599.99 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 Vulnerability Gather data sampling: Not affected Vulnerability Indirect target selection: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Mitigation; SMT disabled Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 13G 66G 16% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 679 8446 4 6863 14967 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:e0:26:3e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.232/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83840sec preferred_lft 83840sec inet6 fe80::f816:3eff:fee0:263e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ea:5f:2f:83:c3:ae brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-4c-4g-39059) 08/20/26 _x86_64_ (4 CPU) 13:55:25 LINUX RESTART (4 CPU) 14:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:10:11 34.47 3.14 28.10 3.23 363.46 4432.98 6064.61 14:20:08 28.90 0.03 25.92 2.95 0.66 2331.25 10104.21 14:30:01 10.95 0.03 9.96 0.97 0.61 3067.52 28098.17 Average: 24.87 1.08 21.40 2.39 123.48 3285.52 14666.57 14:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:10:11 8891512 12673488 3283876 20.06 143024 3754648 3268040 18.76 752528 6338828 24688 14:20:08 8566148 12755584 3198496 19.54 163016 4108996 3086268 17.72 863892 6503920 22652 14:30:01 5202036 10184608 5766720 35.22 167656 4868188 5374600 30.85 1089976 9596860 29920 Average: 7553232 11871227 4083031 24.94 157899 4243944 3909636 22.44 902132 7479869 25753 14:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:10:11 lo 1580.77 1580.77 1500.69 1500.69 0.00 0.00 0.00 0.00 14:10:11 ens3 136.69 101.98 1063.41 20.88 0.00 0.00 0.00 0.00 14:10:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:08 lo 1292.97 1292.97 1232.02 1232.02 0.00 0.00 0.00 0.00 14:20:08 ens3 35.84 30.14 25.85 10.15 0.00 0.00 0.00 0.00 14:20:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:01 lo 470.17 470.17 4963.86 4963.86 0.00 0.00 0.00 0.00 14:30:01 ens3 19.13 14.21 10.60 4.87 0.00 0.00 0.00 0.00 14:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1119.25 1119.25 2552.86 2552.86 0.00 0.00 0.00 0.00 Average: ens3 64.48 49.21 372.13 12.04 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-4c-4g-39059) 08/20/26 _x86_64_ (4 CPU) 13:55:25 LINUX RESTART (4 CPU) 14:00:01 CPU %user %nice %system %iowait %steal %idle 14:10:11 all 65.21 0.00 2.70 0.79 0.13 31.18 14:10:11 0 64.70 0.00 2.59 0.32 0.13 32.26 14:10:11 1 65.50 0.00 2.77 0.94 0.12 30.66 14:10:11 2 67.31 0.00 2.88 0.37 0.13 29.31 14:10:11 3 63.32 0.00 2.55 1.53 0.13 32.48 14:20:08 all 64.09 0.00 2.43 0.20 0.12 33.16 14:20:08 0 63.42 0.00 2.51 0.24 0.13 33.70 14:20:08 1 63.44 0.00 2.66 0.15 0.12 33.63 14:20:08 2 63.83 0.00 2.19 0.28 0.12 33.58 14:20:08 3 65.65 0.00 2.36 0.13 0.12 31.74 14:30:01 all 34.21 0.00 1.25 0.19 0.09 64.25 14:30:01 0 32.42 0.00 1.25 0.29 0.08 65.96 14:30:01 1 32.22 0.00 1.48 0.13 0.09 66.08 14:30:01 2 28.29 0.00 1.16 0.09 0.09 70.37 14:30:01 3 43.94 0.00 1.12 0.26 0.09 54.59 Average: all 54.61 0.00 2.13 0.40 0.11 42.74 Average: 0 53.62 0.00 2.12 0.29 0.11 43.86 Average: 1 53.85 0.00 2.31 0.41 0.11 43.32 Average: 2 53.29 0.00 2.08 0.25 0.11 44.27 Average: 3 57.70 0.00 2.02 0.64 0.11 39.53